Certificate of Analysis

Product Name NILE BLUE SULPHATE (M.S.) (C.I. No.51180)
CAS Number 3625-57-8
Molecular Formula C40H40N6O6S
Catalogue No. AL01089
Molecular Weight 732.85 g/mol
Batch Number AL-2026-AL01089
Manufacturing Date September-2026
Expire Date September-2031
Type of Test Standard Observed
Dye content (by spectrophotometry) 90% min 90.4%
Loss on drying (110°C) 8 % max 4.5%
Suitability for microscopy passes test passes test
Absorption (50% ethanol) 635-649 nm 638 nm
Result: The above product complies with LR grade

Tested By

Hitesh Kunjathur Tested By Stamp

Analysed By

Preeti Rane Analysed By Stamp
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